Home / 12,014.02-18,023.66-3,694.65

Finding the Fourth Proportional to 12,014.02, 18,023.66 and 3,694.65

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Solution

The fourth proportional to 12,014.02, 18,023.66 and 3,694.65 is: 5,542.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.02 : 18,023.66 = 3,694.65 : x
  2. Step 2: Convert to fraction form
    12,014.02/18,023.66 = 3,694.65/x
  3. Step 3: Cross multiply
    12,014.02x = 18,023.66 × 3,694.65
  4. Step 4: Simplify right side
    12,014.02x = 66,591,115.42
  5. Step 5: Solve for x
    x = 66,591,115.42/12,014.02
  6. Step 6: Final answer
    x = 5,542.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.